TH119685B - Glass for recording media base plates Glass base plate for recording media And magnetic disk - Google Patents
Glass for recording media base plates Glass base plate for recording media And magnetic diskInfo
- Publication number
- TH119685B TH119685B TH1001000547A TH1001000547A TH119685B TH 119685 B TH119685 B TH 119685B TH 1001000547 A TH1001000547 A TH 1001000547A TH 1001000547 A TH1001000547 A TH 1001000547A TH 119685 B TH119685 B TH 119685B
- Authority
- TH
- Thailand
- Prior art keywords
- recording media
- glass
- li2o
- na2o
- magnetic disk
- Prior art date
Links
- 239000011521 glass Substances 0.000 title claims abstract 5
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims abstract 16
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims abstract 12
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract 8
- NTGONJLAOZZDJO-UHFFFAOYSA-M disodium;hydroxide Chemical compound [OH-].[Na+].[Na+] NTGONJLAOZZDJO-UHFFFAOYSA-M 0.000 claims abstract 8
- NOTVAPJNGZMVSD-UHFFFAOYSA-N potassium monoxide Inorganic materials [K]O[K] NOTVAPJNGZMVSD-UHFFFAOYSA-N 0.000 claims abstract 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N AI2O3 Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052681 coesite Inorganic materials 0.000 claims abstract 2
- 229910052593 corundum Inorganic materials 0.000 claims abstract 2
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract 2
- 229910052904 quartz Inorganic materials 0.000 claims abstract 2
- 239000000377 silicon dioxide Substances 0.000 claims abstract 2
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract 2
- 229910052682 stishovite Inorganic materials 0.000 claims abstract 2
- 235000010215 titanium dioxide Nutrition 0.000 claims abstract 2
- 229910052905 tridymite Inorganic materials 0.000 claims abstract 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract 2
- 239000002253 acid Substances 0.000 abstract 1
Abstract
เพื่อจัดให้มีขึ้นซึ่งแก้วสำหรับชั้นฐานสื่อการบันทึกสารรสนเทศ ซึ่งดีเยี่ยมในความต้านทาน กรดและความต้านทานสภาพอากาศ แก้วสำหรับขั้นฐานสื่อการบันทึกสารสนเทศ ซึ่งประกอบด้วยตามที่ถูกแสดงโดย mol% โดยขึ้น กับออกไซด์ต่อไปนี้จาก จาก 61 ถึง 72% ของ SiO2, จาก 3 ถึง 12% ของ Al2O3, จาก 0 ถึง 14.3 ของ Li2O, จาก 0 ถึง 22% ของ Na2O, จาก 0 ถึง 22% ของ K2O, จาก 4 ถึง 13% ของ MgO, จาก 0 ถึง 6% ของ TiO2, และจาก 0 ถึง 5% ของ ZrO2 ที่ถูกจัดให้มีขึ้นซึ่งส่วนประกอบทั้งหมดของ Li2O, Na2O และ K2O (R2O) เป็นจาก 8 ถึง 22%อัตราส่วนประกอบของ Li2O กับ R2O (Li2O/R2O) เป็น อย่างมาก 0.52, อัตราส่วนของส่วนประกอบของ Na2O กับ R2O (Na2O/R2O) เป็นอย่างมาก 0.35 หรืออัตราส่วนของส่วนประกอบของ K2O กับ R2O (K2O/R2O) เป็นอย่างน้อย 0.45 To provide a glass for the base layer of information recording media Which is excellent in resistance Acid and weather resistance Glass for the base of recording media It consists as represented by mol% based on the following oxides from 61 to 72% of SiO2, from 3 to 12% of Al2O3, from 0 to 14.3 of Li2O, from 0 to 22% of Na2O, from 0. To 22% of K2O, from 4 to 13% of MgO, from 0 to 6% of TiO2, and from 0 to 5% of ZrO2 that is supplied where all Li2O, Na2O and K2O (R2O) components are from 8 to 22%, the component ratio of Li2O to R2O (Li2O / R2O) is very 0.52, the component ratio of Na2O to R2O (Na2O / R2O) is very 0.35, or the component ratio of K2O to R2O (K2O / R2O) is At least 0.45
Claims (1)
Publications (1)
Publication Number | Publication Date |
---|---|
TH119685B true TH119685B (en) | 2013-01-17 |
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